The Earth is undergoing a sixth major extinction event, and the first extinction event in Earth history caused by a form of life (note: all others were caused by geological or astrophysical events, such as volcanic eruptions and asteroid strikes.
The Earth is undergoing a sixth major extinction event, and the first extinction event in Earth history caused by a form of life (note: all others were caused by geological or astrophysical events, such as volcanic eruptions and asteroid strikes.
The Earth is undergoing a sixth major extinction event, and the first extinction event in Earth history caused by a form of life (note: all others were caused by geological or astrophysical events, such as volcanic eruptions and asteroid strikes.